128662128

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:452

約数の個数: 160

約数和(自身を含む): 426321920

約数和(自身を除く): 297659792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 157, 168, 189, 216, 252, 271, 314, 336, 378, 432, 471, 504, 542, 628, 756, 813, 942, 1008, 1084, 1099, 1256, 1413, 1512, 1626, 1884, 1897, 2168, 2198, 2439, 2512, 2826, 3024, 3252, 3297, 3768, 3794, 4239, 4336, 4396, 4878, 5652, 5691, 6504, 6594, 7317, 7536, 7588, 8478, 8792, 9756, 9891, 11304, 11382, 13008, 13188, 14634, 15176, 16956, 17073, 17584, 19512, 19782, 22608, 22764, 26376, 29268, 29673, 30352, 33912, 34146, 39024, 39564, 42547, 45528, 51219, 52752, 58536, 59346, 67824, 68292, 79128, 85094, 91056, 102438, 117072, 118692, 127641, 136584, 158256, 170188, 204876, 237384, 255282, 273168, 297829, 340376, 382923, 409752, 474768, 510564, 595658, 680752, 765846, 819504, 893487, 1021128, 1148769, 1191316, 1531692, 1786974, 2042256, 2297538, 2382632, 2680461, 3063384, 3573948, 4595076, 4765264, 5360922, 6126768, 7147896, 8041383, 9190152, 10721844, 14295792, 16082766, 18380304, 21443688, 32165532, 42887376, 64331064, 128662128]

約数ペア:

[(1, 128662128), (2, 64331064), (3, 42887376), (4, 32165532), (6, 21443688), (7, 18380304), (8, 16082766), (9, 14295792), (12, 10721844), (14, 9190152), (16, 8041383), (18, 7147896), (21, 6126768), (24, 5360922), (27, 4765264), (28, 4595076), (36, 3573948), (42, 3063384), (48, 2680461), (54, 2382632), (56, 2297538), (63, 2042256), (72, 1786974), (84, 1531692), (108, 1191316), (112, 1148769), (126, 1021128), (144, 893487), (157, 819504), (168, 765846), (189, 680752), (216, 595658), (252, 510564), (271, 474768), (314, 409752), (336, 382923), (378, 340376), (432, 297829), (471, 273168), (504, 255282), (542, 237384), (628, 204876), (756, 170188), (813, 158256), (942, 136584), (1008, 127641), (1084, 118692), (1099, 117072), (1256, 102438), (1413, 91056), (1512, 85094), (1626, 79128), (1884, 68292), (1897, 67824), (2168, 59346), (2198, 58536), (2439, 52752), (2512, 51219), (2826, 45528), (3024, 42547), (3252, 39564), (3297, 39024), (3768, 34146), (3794, 33912), (4239, 30352), (4336, 29673), (4396, 29268), (4878, 26376), (5652, 22764), (5691, 22608), (6504, 19782), (6594, 19512), (7317, 17584), (7536, 17073), (7588, 16956), (8478, 15176), (8792, 14634), (9756, 13188), (9891, 13008), (11304, 11382)]